@mixin font-title {
  :first-child{
    font-size: 35px;
    color: rgb(67,120,236);
    text-align: center;
    font-weight: 800;
  }
  :nth-child(2){
    font-size: 25px;
    color: rgb(186,186,186);
    text-align: center;
    font-family: PingFang SC;
    font-weight: 800;
    margin-bottom: 35px;
  }
}